MONOGRAPHIA CHALCIDUM. 125 



It resembles the preceding species, but the colour is entirely 

 brilliant green : the body is narrower and longer : the wings 

 are quite hyaline, their nervures paler. 



May and June ; on oak trees ; near London. 



During the month of August, Mr. Curtis found, on the 

 Daucus Carota, near Niton in the Isle of Wight, some galls 

 containing bright orange-coloured larvae. They produced this 

 insect at the beginning of September. 



Sp. 16. Callim. basalis. Fem. /Eneo-viridis, nitens, ab- 

 domine viridi bast ceneo, oviductu abdomen longitudine 

 (Bquante, pedibus flavis, alts subfuscis. 



Oculi ocellique rufi : scapus fuscus, subtus flavus : genua tarsique 

 straminei : tarsi 4 postici apice fusci. (Alarum longitude, 2 lin.) 



Body shorter : wings darker than of C. flavipes or Dauci : 

 abdomen bright green : base of the first segment bright 

 aeneous. 

 July, August; in fields ; near London. 



Sp. 17. Callim. confinis. Fern. Viridis, nitens, oviduchi 

 abdomen longitudine cequante, pedibiis pallide riijis, tibiis 

 posticis fusco-muculatis, alis hyalinis. 



Oculi ocellique rufi : scapus viridis, subtus flavus : tarsi apice fusci, 

 4 postici genuaque straminei : nervus subcostalis flavus. (Alarum 

 longitudo, 11 — If lin.) 



Var. (d. — scapus flavus. 



P'ar. y. — thorax seneo-viridis, postice viridis. 



The antenna are shorter and more clavate than those of 

 C. flavipes, Dauci, or basalis ; there is sometimes a fuscous 

 spot on each of the posterior tibige. 



August ; in fields ; near London. September ; Isle of 

 Wight. 



Sp. 18. Callim. autumnalis. Fem. Viridis, fiitens, abdo- 

 mine ceneo basi viridi, oviductu abdomine paullo longiore, 

 pedibns flavis, alis hyalinis. 



Oculi ocellique rufi : thorax postice viridi-seneus : scapus flavus, 

 apice niger : genua tarsique straminei, liorum apices fusci : femora 

 tibiaeque posticae nonnunquam subtus fiiscre : r.ervus subcostalis 

 stigmaque pallidi. (Alarum longitudo, 1| lin.) 



